Datasheet MAX4080, MAX4081 (Maxim) - 3

MAX4080/MAX4081 76V, High-Side, Current-Sense Amplifiers with Voltage Output
DC Electrical Characteristics (continued)
(VCC = VRS+ = 4.5V to 76V, VREF1A = VREF1B = 5V (MAX4081 only), VSENSE = (VRS+ - VRS-) = 0V, RLOAD = 100kΩ, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Notes 1, 2)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
VCC = VRS+ = 48V, I V OUT (sinking) = 10µA 4 15 REF1A = VREF1B = OUT Low Voltage VOL 2.5V, VSENSE = -1000mV (for I MAX4081 only) OUT (sinking) = 100µA 23 55 REF1A = REF1B Input Voltage (VREF – Inferred from REF1A rejection ratio, Range (MAX4081 Only) VGND) VREF1A = VREF1B 1.5 6 V REF1A Input Voltage Range (VREF1A – Inferred from REF1A rejection ratio, (MAX4081 Only) VGND) VREF1B = VGND 3 12 V REF1A Rejection Ratio VCC = VRS+ = 48V, VSENSE = 0V, (MAX4081 Only) VREF1A = VREF1B = 1.5V to 6V 80 108 dB REF/REF1A Ratio VREF1A = 10V, VREF1B = VGND, (MAX4081 Only) VCC = VRS+ = 48V (Note 2) 0.497 0.500 0.503 REF1A Input Impedance (MAX4081 Only) VREF1B = VGND 250 kΩ www.maximintegrated.com Maxim Integrated │ 3